From 754b55a4b7ab14f98aa0ec308d176a0265885d03 Mon Sep 17 00:00:00 2001
From: Timothy Crosley <timothy.crosley@gmail.com>
Date: Thu, 15 Jul 2021 21:08:28 -0700
Subject: [PATCH] Fixed #1785:  module incorrectly excluded from stdlib
 definition.

---
 CHANGELOG.md          | 1 +
 isort/stdlibs/py27.py | 1 +
 isort/stdlibs/py35.py | 1 +
 isort/stdlibs/py36.py | 1 +
 isort/stdlibs/py37.py | 1 +
 isort/stdlibs/py38.py | 1 +
 isort/stdlibs/py39.py | 1 +
 scripts/mkstdlibs.py  | 2 +-
 8 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9f1c16aec..fe69ecc22 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -8,6 +8,7 @@ Find out more about isort's release policy [here](https://pycqa.github.io/isort/
   - Improved text of skipped file message to mention gitignore feature.
   - Fixed #1779: Pylama integration ignores pylama specific isort config overrides.
   - Fixed #1781: `--from-first` CLI flag shouldn't take any arguments.
+  - Fixed #1785: `_ast` module incorrectly excluded from stdlib definition.
 
 ### 5.9.2 July 8th 2021
   - Improved behavior of `isort --check --atomic` against Cython files.
diff --git a/isort/stdlibs/py27.py b/isort/stdlibs/py27.py
index 87aa67f1f..a9bc99d0c 100644
--- a/isort/stdlibs/py27.py
+++ b/isort/stdlibs/py27.py
@@ -40,6 +40,7 @@
     "UserString",
     "W",
     "__builtin__",
+    "_ast",
     "_winreg",
     "abc",
     "aepack",
diff --git a/isort/stdlibs/py35.py b/isort/stdlibs/py35.py
index 274d8a7d1..29ab9aeba 100644
--- a/isort/stdlibs/py35.py
+++ b/isort/stdlibs/py35.py
@@ -6,6 +6,7 @@
 """
 
 stdlib = {
+    "_ast",
     "_dummy_thread",
     "_thread",
     "abc",
diff --git a/isort/stdlibs/py36.py b/isort/stdlibs/py36.py
index 8ae02a150..59ebd24cb 100644
--- a/isort/stdlibs/py36.py
+++ b/isort/stdlibs/py36.py
@@ -6,6 +6,7 @@
 """
 
 stdlib = {
+    "_ast",
     "_dummy_thread",
     "_thread",
     "abc",
diff --git a/isort/stdlibs/py37.py b/isort/stdlibs/py37.py
index 0eb1dd6fa..e0ad1228a 100644
--- a/isort/stdlibs/py37.py
+++ b/isort/stdlibs/py37.py
@@ -6,6 +6,7 @@
 """
 
 stdlib = {
+    "_ast",
     "_dummy_thread",
     "_thread",
     "abc",
diff --git a/isort/stdlibs/py38.py b/isort/stdlibs/py38.py
index 9bcea9a16..3d89fd26b 100644
--- a/isort/stdlibs/py38.py
+++ b/isort/stdlibs/py38.py
@@ -6,6 +6,7 @@
 """
 
 stdlib = {
+    "_ast",
     "_dummy_thread",
     "_thread",
     "abc",
diff --git a/isort/stdlibs/py39.py b/isort/stdlibs/py39.py
index 7bcb8f2b7..4b7dd5954 100644
--- a/isort/stdlibs/py39.py
+++ b/isort/stdlibs/py39.py
@@ -6,6 +6,7 @@
 """
 
 stdlib = {
+    "_ast",
     "_thread",
     "abc",
     "aifc",
diff --git a/scripts/mkstdlibs.py b/scripts/mkstdlibs.py
index ee08ba1d0..cf5237987 100755
--- a/scripts/mkstdlibs.py
+++ b/scripts/mkstdlibs.py
@@ -31,7 +31,7 @@ class FakeApp:
     invdata = fetch_inventory(FakeApp(), "", url)
 
     # Any modules we want to enforce across Python versions stdlib can be included in set init
-    modules = {"posixpath", "ntpath", "sre_constants", "sre_parse", "sre_compile", "sre"}
+    modules = {"_ast", "posixpath", "ntpath", "sre_constants", "sre_parse", "sre_compile", "sre"}
     for module in invdata["py:module"]:
         root, *_ = module.split(".")
         if root not in ["__future__", "__main__"]: